Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF Canada F6 | 2018/09/03 16:25 | Alafia Ayeni v Emmett Ward | 6-4,7-6 |
| ITF Canada F6 | 2018/09/02 15:00 | Alafia Ayeni v Vukovic, Luka | 6-3,6-3 |
| ITF Canada F6 | 2018/09/01 15:00 | Alafia Ayeni v Donarski, Sid | 6-2,6-2 |
| Challenger Aptos | 2018/08/04 17:20 | Alafia Ayeni v Adam Mash | 6-3,6-2 |
| Binghamton, USA | 2018/07/27 14:00 | Lloyd Harris v Alafia Ayeni | 6-3,6-3 |
| Binghamton, USA | 2018/07/26 23:00 | Lloyd Harris v Alafia Ayeni | 6-3,6-3 |
| ITF USA F19B Qual | 2018/07/16 18:50 | Alafia Ayeni v Smith, Roy | 5-7,6-1,4-6 |
| ITF USA F19B Qual | 2018/07/15 15:00 | Alafia Ayeni v Silverstein, Josh | 6-0,6-1 |
| ITF Guam F1 | 2018/06/22 00:00 | Ehara, Hiroyasu v Katayama, Sho | 7-6,6-4 |
| ITF Guam F1 | 2018/06/20 02:10 | Sonkin, Jeremy v Katayama, Sho | 6-7,5-7 |
| ITF Guam F1 | 2018/06/18 00:00 | Onoda, Ken v Katayama, Sho | 3-6,2-6 |
| ITF Japan F8 | 2018/06/16 02:00 | Kikuchi, Gengo v Katayama, Sho | 6-4,7-5 |
| ITF Japan F8 | 2018/06/15 04:05 | Katayama, Sho v Kaito Uesugi | 6-3,7-6 |
| ITF Japan F8 | 2018/06/14 02:50 | Katayama, Sho v Watanuki, Keisuke | 6-2,6-0 |
| ITF Japan F8 | 2018/06/12 01:00 | Katayama, Sho v Inoue, Haru | 6-1,6-4 |
| ITF China F8 | 2018/06/08 04:10 | Katayama, Sho v Ehara, Hiroyasu | 0-6,2-6 |